This report reviews the effectiveness of early childhood stimulation interventions in
developing countries. The report aims to answer the questions: What works in terms of early …

Building on long-term benefits of early intervention (Paper 2 of this Series) and increasing
commitment to early childhood development (Paper 1 of this Series), scaled up support for the …

This paper provides new evidence of sharp differences in cognitive development by socioeconomic
status in early childhood for five Latin American countries using a common measure …

Observational data collected prior to the pandemic (between 2004 and 2019) were used to
simulate the potential consequences of early childhood care and education (ECCE) service …

We design a field experiment to study if people with less attractive faces are less likely to be
contacted after submitting a resume. We find that attractive people receive 36% more …

OBJECTIVE: More than 200 million children globally do not attain their developmental potential.
We hypothesized that a parent training program could be integrated into primary health …

Poor nutrition (substandard diet quantity and/or quality resulting in under- or overnutrition)
and the lack of early learning opportunities contribute to the loss of developmental potential …

This article documents differences in cognitive development, as measured by the Peabody
Picture Vocabulary Test (PPVT), between children from households with high and low …

OBJECTIVES To assess impact and implementation of remote delivery of a parenting program
following suspension of in-person visits during the coronavirus disease 2019 pandemic. …

… Andrés Hojman Florencia López Boo … Moreover, center quality tends to be deficient (Lopez-Boo
and Ferro… instruments, such as the ITERS and CLASS (Lopez Boo et al., 2016). Scores …